/* Custom CSS for OCR Tool */

/* Base styles */
* {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Loading animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Drag and drop styles */
.drag-over {
    border-color: #3b82f6 !important;
    background-color: #dbeafe !important;
}

.drag-over-pdf {
    border-color: #10b981 !important;
    background-color: #d1fae5 !important;
}

.drag-over-doc {
    border-color: #8b5cf6 !important;
    background-color: #ede9fe !important;
}

/* Button hover effects */
.btn-hover:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Text selection */
::selection {
    background-color: #3b82f6;
    color: white;
}

/* Focus styles */
.focus-ring:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* Custom gradient backgrounds */
.gradient-bg-1 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.gradient-bg-2 {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.gradient-bg-3 {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

/* Toast notification animations */
.toast-enter {
    transform: translateX(100%);
}

.toast-show {
    transform: translateX(0);
    transition: transform 0.3s ease-out;
}

.toast-exit {
    transform: translateX(100%);
    transition: transform 0.3s ease-in;
}

/* Mobile menu animations */
.mobile-menu-enter {
    opacity: 0;
    transform: translateY(-10px);
}

.mobile-menu-show {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.2s ease-out;
}

/* Progress bar animation */
.progress-bar {
    transition: width 0.3s ease-out;
}

/* Card hover effects */
.card-hover:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* Image preview styles */
.image-preview {
    max-height: 400px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Text area focus */
.text-area-focus:focus {
    border-color: #3b82f6;
    ring: 2px;
    ring-color: #3b82f6;
    ring-opacity: 0.2;
}

/* Loading spinner */
.spinner {
    border: 2px solid #f3f3f3;
    border-top: 2px solid #3b82f6;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive text */
@media (max-width: 640px) {
    .text-responsive {
        font-size: 1.125rem;
    }
}

/* Print styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    body {
        background: white !important;
    }
    
    .bg-gradient-to-br {
        background: white !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .border-gray-300 {
        border-color: #000 !important;
    }
    
    .text-gray-600 {
        color: #000 !important;
    }
    
    .text-gray-400 {
        color: #333 !important;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Custom utilities */
.text-shadow {
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.box-shadow-lg {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.backdrop-blur {
    backdrop-filter: blur(10px);
}

/* File input styling */
.file-input::-webkit-file-upload-button {
    background: #3b82f6;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    cursor: pointer;
    font-weight: 500;
    margin-right: 1rem;
}

.file-input::-webkit-file-upload-button:hover {
    background: #2563eb;
}

/* Accessibility improvements */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus indicators */
.focus-visible:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* Button states */
.btn-disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-disabled:hover {
    transform: none;
    box-shadow: none;
}

/* Custom checkboxes */
.custom-checkbox {
    appearance: none;
    width: 1rem;
    height: 1rem;
    border: 2px solid #d1d5db;
    border-radius: 0.25rem;
    position: relative;
    cursor: pointer;
}

.custom-checkbox:checked {
    background-color: #3b82f6;
    border-color: #3b82f6;
}

.custom-checkbox:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 0.75rem;
    font-weight: bold;
}

/* Language selector styling */
.language-selector {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

/* Error states */
.error-border {
    border-color: #ef4444 !important;
}

.error-text {
    color: #ef4444;
}

/* Success states */
.success-border {
    border-color: #10b981 !important;
}

.success-text {
    color: #10b981;
}

/* Loading states */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

/* Smooth transitions */
.smooth-transition {
    transition: all 0.3s ease-in-out;
}

/* Custom scrollbar for text areas */
.custom-scrollbar {
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 #f1f5f9;
}

.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
    background: #f1f5f9;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}